Look for the "Radio Card" in the first few pages.
The most common reason people search for a reset is seeing "SAFE" on the display. This is an anti-theft feature that triggers when power is cut. 1. Locating Your 4-Digit Code
Open the hood and disconnect the . Wait 5–10 minutes. Reconnect the terminal.
Most RCD 300 issues are resolved by a simple 10-second hold of the power button or by entering the correct 4-digit security pin.
You must leave the radio ON and the key in the ignition for exactly 60 minutes .